Specify output files of do_generate_fontconfig_caches explicitly

This does not allow arbitrary files are included in isolated input from fontconfig_caches directory.

Bug: 870622
Change-Id: I69bc8993800f263d7e3d7679ed85f9c79a380a0b
Reviewed-on: https://chromium-review.googlesource.com/1163596
Reviewed-by: Thomas Anderson <thomasanderson@chromium.org>
Reviewed-by: Erik Chen <erikchen@chromium.org>
Reviewed-by: Nico Weber <thakis@chromium.org>
Commit-Queue: Takuto Ikuta <tikuta@chromium.org>
Cr-Commit-Position: refs/heads/master@{#581056}
NOKEYCHECK=True
GitOrigin-RevId: 490a1c4348fc61ea3364a89cb5c46db6bdf445c5
1 file changed